1 interrupt sources – Freescale Semiconductor ColdFire MCF52210 User Manual

Page 223

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Interrupt Controller Module

MCF52211 ColdFire® Integrated Microcontroller Reference Manual, Rev. 2

Freescale Semiconductor

14-13

14.3.6.1

Interrupt Sources

Table 14-13

lists the interrupt sources for each interrupt request line.

Table 14-13. Interrupt Source Assignments

Source

Module

Flag

Source Description

Flag Clearing Mechanism

0

Not used (Reserved)

1

EPORT

EPF1

Edge port flag 1

Write EPF1 = 1

2

EPF2

Edge port flag 2

Write EPF2 = 1

3

EPF3

Edge port flag 3

Write EPF3 = 1

4

EPF4

Edge port flag 4

Write EPF4 = 1

5

EPF5

Edge port flag 5

Write EPF5 = 1

6

EPF6

Edge port flag 6

Write EPF6 = 1

7

EPF7

Edge port flag 7

Write EPF7 = 1

8

SCM

SWTI

Software watchdog timeout

Cleared when service complete.

9

DMA

DONE

DMA Channel 0 transfer complete Write DONE = 1

10

DONE

DMA Channel 1 transfer complete Write DONE = 1

11

DONE

DMA Channel 2 transfer complete Write DONE = 1

12

DONE

DMA Channel 3 transfer complete Write DONE = 1

13

UART0

INT

UART0 interrupt

Automatically cleared

14

UART1

INT

UART1 interrupt

Automatically cleared

15

UART2

INT

UART2 interrupt

Automatically cleared

16

Not used (Reserved)

17

I

2

C0

IIF

I

2

C interrupt

Write IIF = 0

18

QSPI

INT

QSPI interrupt

Write 1 to appropriate QIR bit

19

DTIM0

INT

DTIM0 interrupt

Write 1 to appropriate DTER0 bit

20

DTIM1

INT

DTIM1 interrupt

Write 1 to appropriate DTER1 bit

21

DTIM2

INT

DTIM2 interrupt

Write 1 to appropriate DTER2 bit

22

DTIM3

INT

DTIM3 interrupt

Write 1 to appropriate DTER3 bit

23

Not used (Reserved)

24

Not used (Reserved)

25

Not used (Reserved)

26

Not used (Reserved)

27

Not used (Reserved)

28

Not used (Reserved)

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